CSS加载动画

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html

css

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html

<section>
  <div class='sk-rotating-plane'></div>
</section>

<section>
  <div class='sk-double-bounce'>
    <div class='sk-child sk-double-bounce-1'></div>
    <div class='sk-child sk-double-bounce-2'></div>
  </div>
</section>

<section>
  <div class='sk-wave'>
    <div class='sk-rect sk-rect-1'></div>
    <div class='sk-rect sk-rect-2'></div>
    <div class='sk-rect sk-rect-3'></div>
    <div class='sk-rect sk-rect-4'></div>
    <div class='sk-rect sk-rect-5'></div>
  </div>
</section>

<section>
  <div class='sk-wandering-cubes'>
    <div class='sk-cube sk-cube-1'></div>
    <div class='sk-cube sk-cube-2'></div>
  </div>
</section>

<section>
  <div class='sk-spinner sk-spinner-pulse'></div>
</section>

<section>
  <div class='sk-chasing-dots'>
    <div class='sk-child sk-dot-1'></div>
    <div class='sk-child sk-dot-2'></div>
  </div>
</section>

<section>
  <div class='sk-three-bounce'>
    <div class='sk-bounce-1 sk-child'></div>
    <div class='sk-bounce-2 sk-child'></div>
    <div class='sk-bounce-3 sk-child'></div>
  </div>
</section>

<section>
  <div class='sk-circle-bounce'>
    <div class='sk-child sk-circle-1'></div>
    <div class='sk-child sk-circle-2'></div>
    <div class='sk-child sk-circle-3'></div>
    <div class='sk-child sk-circle-4'></div>
    <div class='sk-child sk-circle-5'></div>
    <div class='sk-child sk-circle-6'></div>
    <div class='sk-child sk-circle-7'></div>
    <div class='sk-child sk-circle-8'></div>
    <div class='sk-child sk-circle-9'></div>
    <div class='sk-child sk-circle-10'></div>
    <div class='sk-child sk-circle-11'></div>
    <div class='sk-child sk-circle-12'></div>
  </div>
</section>

<section>
  <div class='sk-cube-grid'>
    <div class='sk-cube sk-cube-1'></div>
    <div class='sk-cube sk-cube-2'></div>
    <div class='sk-cube sk-cube-3'></div>
    <div class='sk-cube sk-cube-4'></div>
    <div class='sk-cube sk-cube-5'></div>
    <div class='sk-cube sk-cube-6'></div>
    <div class='sk-cube sk-cube-7'></div>
    <div class='sk-cube sk-cube-8'></div>
    <div class='sk-cube sk-cube-9'></div>
  </div>
</section>

<section>
  <div class='sk-fading-circle'>
    <div class='sk-circle sk-circle-1'></div>
    <div class='sk-circle sk-circle-2'></div>
    <div class='sk-circle sk-circle-3'></div>
    <div class='sk-circle sk-circle-4'></div>
    <div class='sk-circle sk-circle-5'></div>
    <div class='sk-circle sk-circle-6'></div>
    <div class='sk-circle sk-circle-7'></div>
    <div class='sk-circle sk-circle-8'></div>
    <div class='sk-circle sk-circle-9'></div>
    <div class='sk-circle sk-circle-10'></div>
    <div class='sk-circle sk-circle-11'></div>
    <div class='sk-circle sk-circle-12'></div>
  </div>
</section>

<section>
  <div class='sk-folding-cube'>
    <div class='sk-cube sk-cube-1'></div>
    <div class='sk-cube sk-cube-2'></div>
    <div class='sk-cube sk-cube-4'></div>
    <div class='sk-cube sk-cube-3'></div>
  </div>
</section>
<section></section>

css

body {
  background-color: #1d1f20;
  min-height: 100vh;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-content: space-around;
}

section {
  flex: 1 1 25%;
}

.sk-rotating-plane {
  width: 4em;
  height: 4em;
  margin: auto;
  background-color: #337ab7;
  -webkit-animation: sk-rotating-plane 1.2s infinite ease-in-out;
          animation: sk-rotating-plane 1.2s infinite ease-in-out;
}

@-webkit-keyframes sk-rotating-plane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
            transform: perspective(120px) rotateX(0deg) rotateY(0deg);
  }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
            transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
  }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
            transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
  }
}

@keyframes sk-rotating-plane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
            transform: perspective(120px) rotateX(0deg) rotateY(0deg);
  }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
            transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
  }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
            transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
  }
}
.sk-double-bounce {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
}
.sk-double-bounce .sk-child {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: #337ab7;
  opacity: 0.6;
  position: absolute;
  top: 0;
  left: 0;
  -webkit-animation: sk-double-bounce 2.0s infinite ease-in-out;
          animation: sk-double-bounce 2.0s infinite ease-in-out;
}
.sk-double-bounce .sk-double-bounce-2 {
  -webkit-animation-delay: -1.0s;
          animation-delay: -1.0s;
}

@-webkit-keyframes sk-double-bounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

@keyframes sk-double-bounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
.sk-wave {
  width: 6em;
  height: 4em;
  margin: auto;
  text-align: center;
  font-size: 1em;
}
.sk-wave .sk-rect {
  background-color: #337ab7;
  height: 100%;
  width: .5em;
  display: inline-block;
  -webkit-animation: sk-wave-stretch-delay 1.2s infinite ease-in-out;
          animation: sk-wave-stretch-delay 1.2s infinite ease-in-out;
}
.sk-wave .sk-rect-1 {
  -webkit-animation-delay: -1.2s;
          animation-delay: -1.2s;
}
.sk-wave .sk-rect-2 {
  -webkit-animation-delay: -1.1s;
          animation-delay: -1.1s;
}
.sk-wave .sk-rect-3 {
  -webkit-animation-delay: -1s;
          animation-delay: -1s;
}
.sk-wave .sk-rect-4 {
  -webkit-animation-delay: -0.9s;
          animation-delay: -0.9s;
}
.sk-wave .sk-rect-5 {
  -webkit-animation-delay: -0.8s;
          animation-delay: -0.8s;
}

@-webkit-keyframes sk-wave-stretch-delay {
  0%, 40%, 100% {
    -webkit-transform: scaleY(0.4);
            transform: scaleY(0.4);
  }
  20% {
    -webkit-transform: scaleY(1);
            transform: scaleY(1);
  }
}

@keyframes sk-wave-stretch-delay {
  0%, 40%, 100% {
    -webkit-transform: scaleY(0.4);
            transform: scaleY(0.4);
  }
  20% {
    -webkit-transform: scaleY(1);
            transform: scaleY(1);
  }
}
.sk-wandering-cubes {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
}
.sk-wandering-cubes .sk-cube {
  background-color: #337ab7;
  width: 1em;
  height: 1em;
  position: absolute;
  top: 0;
  left: 0;
  -webkit-animation: sk-wandering-cubes 1.8s ease-in-out -1.8s infinite both;
          animation: sk-wandering-cubes 1.8s ease-in-out -1.8s infinite both;
}
.sk-wandering-cubes .sk-cube-2 {
  -webkit-animation-delay: -0.9s;
          animation-delay: -0.9s;
}

@-webkit-keyframes sk-wandering-cubes {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
  }
  25% {
    -webkit-transform: translateX(2em) rotate(-90deg) scale(0.5);
            transform: translateX(2em) rotate(-90deg) scale(0.5);
  }
  50% {
    /* Hack to make FF rotate in the right direction */
    -webkit-transform: translateX(2em) translateY(2em) rotate(-179deg);
            transform: translateX(2em) translateY(2em) rotate(-179deg);
  }
  50.1% {
    -webkit-transform: translateX(2em) translateY(2em) rotate(-180deg);
            transform: translateX(2em) translateY(2em) rotate(-180deg);
  }
  75% {
    -webkit-transform: translateX(0) translateY(2em) rotate(-270deg) scale(0.5);
            transform: translateX(0) translateY(2em) rotate(-270deg) scale(0.5);
  }
  100% {
    -webkit-transform: rotate(-360deg);
            transform: rotate(-360deg);
  }
}

@keyframes sk-wandering-cubes {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
  }
  25% {
    -webkit-transform: translateX(2em) rotate(-90deg) scale(0.5);
            transform: translateX(2em) rotate(-90deg) scale(0.5);
  }
  50% {
    /* Hack to make FF rotate in the right direction */
    -webkit-transform: translateX(2em) translateY(2em) rotate(-179deg);
            transform: translateX(2em) translateY(2em) rotate(-179deg);
  }
  50.1% {
    -webkit-transform: translateX(2em) translateY(2em) rotate(-180deg);
            transform: translateX(2em) translateY(2em) rotate(-180deg);
  }
  75% {
    -webkit-transform: translateX(0) translateY(2em) rotate(-270deg) scale(0.5);
            transform: translateX(0) translateY(2em) rotate(-270deg) scale(0.5);
  }
  100% {
    -webkit-transform: rotate(-360deg);
            transform: rotate(-360deg);
  }
}
.sk-spinner-pulse {
  width: 4em;
  height: 4em;
  margin: auto;
  background-color: #337ab7;
  border-radius: 100%;
  -webkit-animation: sk-spinner-pulse 1.0s infinite ease-in-out;
          animation: sk-spinner-pulse 1.0s infinite ease-in-out;
}

@-webkit-keyframes sk-spinner-pulse {
  0% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 0;
  }
}

@keyframes sk-spinner-pulse {
  0% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 0;
  }
}
.sk-chasing-dots {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
  text-align: center;
  -webkit-animation: sk-chasing-dots-rotate 2s infinite linear;
          animation: sk-chasing-dots-rotate 2s infinite linear;
}
.sk-chasing-dots .sk-child {
  width: 2em;
  height: 2em;
  display: inline-block;
  position: absolute;
  top: 0;
  background-color: #337ab7;
  border-radius: 100%;
  -webkit-animation: sk-chasing-dots-bounce 2s infinite ease-in-out;
          animation: sk-chasing-dots-bounce 2s infinite ease-in-out;
}
.sk-chasing-dots .sk-dot-2 {
  top: auto;
  bottom: 0;
  -webkit-animation-delay: -1s;
          animation-delay: -1s;
}

@-webkit-keyframes sk-chasing-dots-rotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}

@keyframes sk-chasing-dots-rotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}
@-webkit-keyframes sk-chasing-dots-bounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
@keyframes sk-chasing-dots-bounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
.sk-three-bounce {
  width: 8em;
  margin: auto;
  text-align: center;
}
.sk-three-bounce .sk-child {
  width: 2em;
  height: 2em;
  background-color: #337ab7;
  border-radius: 100%;
  display: inline-block;
  -webkit-animation: sk-three-bounce 1.4s ease-in-out 0s infinite both;
          animation: sk-three-bounce 1.4s ease-in-out 0s infinite both;
}
.sk-three-bounce .sk-bounce-1 {
  -webkit-animation-delay: -0.32s;
          animation-delay: -0.32s;
}
.sk-three-bounce .sk-bounce-2 {
  -webkit-animation-delay: -0.16s;
          animation-delay: -0.16s;
}

@-webkit-keyframes sk-three-bounce {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

@keyframes sk-three-bounce {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
.sk-circle-bounce {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
}
.sk-circle-bounce .sk-child {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}
.sk-circle-bounce .sk-child:before {
  content: '';
  display: block;
  margin: 0 auto;
  width: 15%;
  height: 15%;
  background-color: #337ab7;
  border-radius: 100%;
  -webkit-animation: sk-circle-bounce-delay 1.2s infinite ease-in-out both;
          animation: sk-circle-bounce-delay 1.2s infinite ease-in-out both;
}
.sk-circle-bounce .sk-circle-2 {
  -webkit-transform: rotate(30deg);
          transform: rotate(30deg);
}
.sk-circle-bounce .sk-circle-3 {
  -webkit-transform: rotate(60deg);
          transform: rotate(60deg);
}
.sk-circle-bounce .sk-circle-4 {
  -webkit-transform: rotate(90deg);
          transform: rotate(90deg);
}
.sk-circle-bounce .sk-circle-5 {
  -webkit-transform: rotate(120deg);
          transform: rotate(120deg);
}
.sk-circle-bounce .sk-circle-6 {
  -webkit-transform: rotate(150deg);
          transform: rotate(150deg);
}
.sk-circle-bounce .sk-circle-7 {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}
.sk-circle-bounce .sk-circle-8 {
  -webkit-transform: rotate(210deg);
          transform: rotate(210deg);
}
.sk-circle-bounce .sk-circle-9 {
  -webkit-transform: rotate(240deg);
          transform: rotate(240deg);
}
.sk-circle-bounce .sk-circle-10 {
  -webkit-transform: rotate(270deg);
          transform: rotate(270deg);
}
.sk-circle-bounce .sk-circle-11 {
  -webkit-transform: rotate(300deg);
          transform: rotate(300deg);
}
.sk-circle-bounce .sk-circle-12 {
  -webkit-transform: rotate(330deg);
          transform: rotate(330deg);
}
.sk-circle-bounce .sk-circle-2:before {
  -webkit-animation-delay: -1.1s;
          animation-delay: -1.1s;
}
.sk-circle-bounce .sk-circle-3:before {
  -webkit-animation-delay: -1s;
          animation-delay: -1s;
}
.sk-circle-bounce .sk-circle-4:before {
  -webkit-animation-delay: -0.9s;
          animation-delay: -0.9s;
}
.sk-circle-bounce .sk-circle-5:before {
  -webkit-animation-delay: -0.8s;
          animation-delay: -0.8s;
}
.sk-circle-bounce .sk-circle-6:before {
  -webkit-animation-delay: -0.7s;
          animation-delay: -0.7s;
}
.sk-circle-bounce .sk-circle-7:before {
  -webkit-animation-delay: -0.6s;
          animation-delay: -0.6s;
}
.sk-circle-bounce .sk-circle-8:before {
  -webkit-animation-delay: -0.5s;
          animation-delay: -0.5s;
}
.sk-circle-bounce .sk-circle-9:before {
  -webkit-animation-delay: -0.4s;
          animation-delay: -0.4s;
}
.sk-circle-bounce .sk-circle-10:before {
  -webkit-animation-delay: -0.3s;
          animation-delay: -0.3s;
}
.sk-circle-bounce .sk-circle-11:before {
  -webkit-animation-delay: -0.2s;
          animation-delay: -0.2s;
}
.sk-circle-bounce .sk-circle-12:before {
  -webkit-animation-delay: -0.1s;
          animation-delay: -0.1s;
}

@-webkit-keyframes sk-circle-bounce-delay {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

@keyframes sk-circle-bounce-delay {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0);
  }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
.sk-cube-grid {
  width: 4em;
  height: 4em;
  margin: auto;
  /*
   * Spinner positions
   * 1 2 3
   * 4 5 6
   * 7 8 9
   */
}
.sk-cube-grid .sk-cube {
  width: 33%;
  height: 33%;
  background-color: #337ab7;
  float: left;
  -webkit-animation: sk-cube-grid-scale-delay 1.3s infinite ease-in-out;
          animation: sk-cube-grid-scale-delay 1.3s infinite ease-in-out;
}
.sk-cube-grid .sk-cube-1 {
  -webkit-animation-delay: 0.2s;
          animation-delay: 0.2s;
}
.sk-cube-grid .sk-cube-2 {
  -webkit-animation-delay: 0.3s;
          animation-delay: 0.3s;
}
.sk-cube-grid .sk-cube-3 {
  -webkit-animation-delay: 0.4s;
          animation-delay: 0.4s;
}
.sk-cube-grid .sk-cube-4 {
  -webkit-animation-delay: 0.1s;
          animation-delay: 0.1s;
}
.sk-cube-grid .sk-cube-5 {
  -webkit-animation-delay: 0.2s;
          animation-delay: 0.2s;
}
.sk-cube-grid .sk-cube-6 {
  -webkit-animation-delay: 0.3s;
          animation-delay: 0.3s;
}
.sk-cube-grid .sk-cube-7 {
  -webkit-animation-delay: 0s;
          animation-delay: 0s;
}
.sk-cube-grid .sk-cube-8 {
  -webkit-animation-delay: 0.1s;
          animation-delay: 0.1s;
}
.sk-cube-grid .sk-cube-9 {
  -webkit-animation-delay: 0.2s;
          animation-delay: 0.2s;
}

@-webkit-keyframes sk-cube-grid-scale-delay {
  0%, 70%, 100% {
    -webkit-transform: scale3D(1, 1, 1);
            transform: scale3D(1, 1, 1);
  }
  35% {
    -webkit-transform: scale3D(0, 0, 1);
            transform: scale3D(0, 0, 1);
  }
}

@keyframes sk-cube-grid-scale-delay {
  0%, 70%, 100% {
    -webkit-transform: scale3D(1, 1, 1);
            transform: scale3D(1, 1, 1);
  }
  35% {
    -webkit-transform: scale3D(0, 0, 1);
            transform: scale3D(0, 0, 1);
  }
}
.sk-fading-circle {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
}
.sk-fading-circle .sk-circle {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}
.sk-fading-circle .sk-circle:before {
  content: '';
  display: block;
  margin: 0 auto;
  width: 15%;
  height: 15%;
  background-color: #337ab7;
  border-radius: 100%;
  -webkit-animation: sk-fading-circle-delay 1.2s infinite ease-in-out both;
          animation: sk-fading-circle-delay 1.2s infinite ease-in-out both;
}
.sk-fading-circle .sk-circle-2 {
  -webkit-transform: rotate(30deg);
          transform: rotate(30deg);
}
.sk-fading-circle .sk-circle-3 {
  -webkit-transform: rotate(60deg);
          transform: rotate(60deg);
}
.sk-fading-circle .sk-circle-4 {
  -webkit-transform: rotate(90deg);
          transform: rotate(90deg);
}
.sk-fading-circle .sk-circle-5 {
  -webkit-transform: rotate(120deg);
          transform: rotate(120deg);
}
.sk-fading-circle .sk-circle-6 {
  -webkit-transform: rotate(150deg);
          transform: rotate(150deg);
}
.sk-fading-circle .sk-circle-7 {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}
.sk-fading-circle .sk-circle-8 {
  -webkit-transform: rotate(210deg);
          transform: rotate(210deg);
}
.sk-fading-circle .sk-circle-9 {
  -webkit-transform: rotate(240deg);
          transform: rotate(240deg);
}
.sk-fading-circle .sk-circle-10 {
  -webkit-transform: rotate(270deg);
          transform: rotate(270deg);
}
.sk-fading-circle .sk-circle-11 {
  -webkit-transform: rotate(300deg);
          transform: rotate(300deg);
}
.sk-fading-circle .sk-circle-12 {
  -webkit-transform: rotate(330deg);
          transform: rotate(330deg);
}
.sk-fading-circle .sk-circle-2:before {
  -webkit-animation-delay: -1.1s;
          animation-delay: -1.1s;
}
.sk-fading-circle .sk-circle-3:before {
  -webkit-animation-delay: -1s;
          animation-delay: -1s;
}
.sk-fading-circle .sk-circle-4:before {
  -webkit-animation-delay: -0.9s;
          animation-delay: -0.9s;
}
.sk-fading-circle .sk-circle-5:before {
  -webkit-animation-delay: -0.8s;
          animation-delay: -0.8s;
}
.sk-fading-circle .sk-circle-6:before {
  -webkit-animation-delay: -0.7s;
          animation-delay: -0.7s;
}
.sk-fading-circle .sk-circle-7:before {
  -webkit-animation-delay: -0.6s;
          animation-delay: -0.6s;
}
.sk-fading-circle .sk-circle-8:before {
  -webkit-animation-delay: -0.5s;
          animation-delay: -0.5s;
}
.sk-fading-circle .sk-circle-9:before {
  -webkit-animation-delay: -0.4s;
          animation-delay: -0.4s;
}
.sk-fading-circle .sk-circle-10:before {
  -webkit-animation-delay: -0.3s;
          animation-delay: -0.3s;
}
.sk-fading-circle .sk-circle-11:before {
  -webkit-animation-delay: -0.2s;
          animation-delay: -0.2s;
}
.sk-fading-circle .sk-circle-12:before {
  -webkit-animation-delay: -0.1s;
          animation-delay: -0.1s;
}

@-webkit-keyframes sk-fading-circle-delay {
  0%, 39%, 100% {
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
}

@keyframes sk-fading-circle-delay {
  0%, 39%, 100% {
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
}
.sk-folding-cube {
  width: 4em;
  height: 4em;
  position: relative;
  margin: auto;
  -webkit-transform: rotateZ(45deg);
          transform: rotateZ(45deg);
}
.sk-folding-cube .sk-cube {
  float: left;
  width: 50%;
  height: 50%;
  position: relative;
  -webkit-transform: scale(1.1);
          transform: scale(1.1);
}
.sk-folding-cube .sk-cube:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #337ab7;
  -webkit-animation: sk-folding-cube-angle 2.4s infinite linear both;
          animation: sk-folding-cube-angle 2.4s infinite linear both;
  -webkit-transform-origin: 100% 100%;
          transform-origin: 100% 100%;
}
.sk-folding-cube .sk-cube-2 {
  -webkit-transform: scale(1.1) rotateZ(90deg);
          transform: scale(1.1) rotateZ(90deg);
}
.sk-folding-cube .sk-cube-3 {
  -webkit-transform: scale(1.1) rotateZ(180deg);
          transform: scale(1.1) rotateZ(180deg);
}
.sk-folding-cube .sk-cube-4 {
  -webkit-transform: scale(1.1) rotateZ(270deg);
          transform: scale(1.1) rotateZ(270deg);
}
.sk-folding-cube .sk-cube-2:before {
  -webkit-animation-delay: 0.3s;
          animation-delay: 0.3s;
}
.sk-folding-cube .sk-cube-3:before {
  -webkit-animation-delay: 0.6s;
          animation-delay: 0.6s;
}
.sk-folding-cube .sk-cube-4:before {
  -webkit-animation-delay: 0.9s;
          animation-delay: 0.9s;
}

@-webkit-keyframes sk-folding-cube-angle {
  0%, 10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
            transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }
  25%, 75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
            transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }
  90%, 100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
            transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}

@keyframes sk-folding-cube-angle {
  0%, 10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
            transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }
  25%, 75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
            transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }
  90%, 100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
            transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}

JavaScript

粒子时间文字 hover canvas 3d 游戏音乐火焰水波轮播图鼠标跟随动画 css 加载动画导航菜单按钮滑块 tab 弹出层统计图 svg